Do you use grits, cornmeal or polenta; cook them in stock, milk or water; and add garlic, onion or chilli? Can grits ever be too cheesy – and are they best with bacon for breakfast or shrimp for supper?

David Cameron will place himself at the head of English nationalism by promising to introduce England-only income tax from 2016 as well as publishing an English manifesto with specific commitments on jobs, health and housing.

Perhaps the most important stat from Facebook's last earnings report - even more so than the 1.39 billion monthly active users on the social network - was this one: Of the company's $3-billion-plus in advertising revenue, 69 percent came from mobile ads, double the previous year.